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Unit Code 9254:
Vanillylmandelic Acid (VMA) and Homovanillic Acid (HVA), Pediatric, Urine

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Specimen Required

10 mL from a random urine collection. Adjust urine pH to 1 to 5 with 50%

acetic or HCl acid. Send specimen refrigerated in a plastic, 13-mL urine

tube.

Note:    1. This collection is performed only on children <15 years

                      of age.

                  2. Patient's age is required on request form for processing.

Transport Temperature

Refrig\Frozen OK\Ambient NO

Reject Due To

Specimens Other Than:                 Urine                    

Anticoagulants Other Than:           N/A       

Hemolysis:                                          N/A                                       

Thawing:                                              Warm Reject; Cold OK

Lipemia:                                               N/A

Day(s) and Time(s) Test Performed

Monday through Friday; 10 a.m.

Key